[Openid-specs-ab] Issue #1558: OpenID4VPs: mention other response types and grant types (openid/connect)

[tlodderstedt]

New issue 1558: OpenID4VPs: mention other response types and grant types
https://bitbucket.org/openid/connect/issues/1558/openid4vps-mention-other-response-types

Torsten Lodderstedt:

So far the impression could be that the protocol can only be used with vp\_token and code, however it could be used with device, CIBA and so on as well. Add clarification to the spec